Iceland SPAR is a form of calcite that splits light into two beams.

冰洲石是方解石的一种存在形式，它可以把光线分成两束。

Dr Ropars has shown that a piece of Iceland SPAR is sufficient.

Ropars博士已经证实，这个极化过程只要一片冰洲石就足以完成。

He and his colleagues have been experimenting with a mineral called Iceland SPAR.

他和他的同事们一直在试验一种叫做冰洲石的矿物。

We can be conveniently studied with reference to a crystal of calcite or Iceland SPAR.

我们可以很方便地以方解石或冰洲石晶体来进行研究。

An industrial television camera system is used to monitor and record the cutting process of Iceland SPAR.

利用工业电视摄像系统对冰洲石的切削过程进行观察和记录。